EP3729181A4 - Diffractive exit pupil expander arrangement for display applications - Google Patents

Diffractive exit pupil expander arrangement for display applications Download PDF

Info

Publication number
EP3729181A4
EP3729181A4 EP19788768.0A EP19788768A EP3729181A4 EP 3729181 A4 EP3729181 A4 EP 3729181A4 EP 19788768 A EP19788768 A EP 19788768A EP 3729181 A4 EP3729181 A4 EP 3729181A4
Authority
EP
European Patent Office
Prior art keywords
exit pupil
display applications
pupil expander
diffractive exit
expander arrangement
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
EP19788768.0A
Other languages
German (de)
French (fr)
Other versions
EP3729181A1 (en
Inventor
Juuso Olkkonen
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Dispelix Oy
Original Assignee
Dispelix Oy
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Dispelix Oy filed Critical Dispelix Oy
Publication of EP3729181A1 publication Critical patent/EP3729181A1/en
Publication of EP3729181A4 publication Critical patent/EP3729181A4/en
Pending legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/18—Diffraction gratings
    • G02B5/1814—Diffraction gratings structurally combined with one or more further optical elements, e.g. lenses, mirrors, prisms or other diffraction gratings
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/0081—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 with means for altering, e.g. enlarging, the entrance or exit pupil
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/0018—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 with means for preventing ghost images
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/01—Head-up displays
    • G02B27/0101—Head-up displays characterised by optical features
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/01—Head-up displays
    • G02B27/017—Head mounted
    • G02B27/0172—Head mounted characterised by optical features
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/42—Diffraction optics, i.e. systems including a diffractive element being designed for providing a diffractive effect
    • G02B27/4205—Diffraction optics, i.e. systems including a diffractive element being designed for providing a diffractive effect having a diffractive optical element [DOE] contributing to image formation, e.g. whereby modulation transfer function MTF or optical aberrations are relevant
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/42—Diffraction optics, i.e. systems including a diffractive element being designed for providing a diffractive effect
    • G02B27/4233—Diffraction optics, i.e. systems including a diffractive element being designed for providing a diffractive effect having a diffractive element [DOE] contributing to a non-imaging application
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/42—Diffraction optics, i.e. systems including a diffractive element being designed for providing a diffractive effect
    • G02B27/4272—Diffraction optics, i.e. systems including a diffractive element being designed for providing a diffractive effect having plural diffractive elements positioned sequentially along the optical path
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/18—Diffraction gratings
    • G02B5/1842—Gratings for image generation
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
    • G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
    • G02B6/0013—Means for improving the coupling-in of light from the light source into the light guide
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
    • G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
    • G02B6/0013—Means for improving the coupling-in of light from the light source into the light guide
    • G02B6/0015—Means for improving the coupling-in of light from the light source into the light guide provided on the surface of the light guide or in the bulk of it
    • G02B6/0016—Grooves, prisms, gratings, scattering particles or rough surfaces
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
    • G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
    • G02B6/0033—Means for improving the coupling-out of light from the light guide
    • G02B6/0035—Means for improving the coupling-out of light from the light guide provided on the surface of the light guide or in the bulk of it
    • G02B6/0036—2-D arrangement of prisms, protrusions, indentations or roughened surfaces
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/01—Head-up displays
    • G02B27/0101—Head-up displays characterised by optical features
    • G02B2027/0123—Head-up displays characterised by optical features comprising devices increasing the field of view
    • G02B2027/0125—Field-of-view increase by wavefront division
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/01—Head-up displays
    • G02B27/017—Head mounted
    • G02B27/0172—Head mounted characterised by optical features
    • G02B2027/0174—Head mounted characterised by optical features holographic
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/24—Coupling light guides
    • G02B6/26—Optical coupling means
    • G02B6/34—Optical coupling means utilising prism or grating
EP19788768.0A 2018-04-19 2019-04-10 Diffractive exit pupil expander arrangement for display applications Pending EP3729181A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI20185372A FI129306B (en) 2018-04-19 2018-04-19 Diffractive exit pupil expander arrangement for display applications
PCT/FI2019/050292 WO2019202205A1 (en) 2018-04-19 2019-04-10 Diffractive exit pupil expander arrangement for display applications

Publications (2)

Publication Number Publication Date
EP3729181A1 EP3729181A1 (en) 2020-10-28
EP3729181A4 true EP3729181A4 (en) 2021-09-22

Family

ID=68239970

Family Applications (1)

Application Number Title Priority Date Filing Date
EP19788768.0A Pending EP3729181A4 (en) 2018-04-19 2019-04-10 Diffractive exit pupil expander arrangement for display applications

Country Status (9)

Country Link
US (1) US20210364788A1 (en)
EP (1) EP3729181A4 (en)
JP (1) JP7340530B2 (en)
KR (1) KR20200144539A (en)
CN (1) CN111656258B (en)
CA (1) CA3087604A1 (en)
FI (1) FI129306B (en)
SG (1) SG11202008161VA (en)
WO (1) WO2019202205A1 (en)

Citations (4)

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US20140140654A1 (en) * 2012-11-16 2014-05-22 Sbg Labs, Inc. Transparent waveguide display
US20170236463A1 (en) * 2016-02-11 2017-08-17 Oculus Vr, Llc Scanned microled array for waveguide display
WO2018065975A1 (en) * 2016-10-09 2018-04-12 Lumus Ltd Aperture multiplier using a rectangular waveguide
EP3574362A1 (en) * 2017-01-26 2019-12-04 Rockwell Collins, Inc. A head up display with an angled light pipe

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US5323477A (en) * 1992-08-24 1994-06-21 Motorola, Inc. Contact array imager with integral waveguide and electronics
US6805490B2 (en) * 2002-09-30 2004-10-19 Nokia Corporation Method and system for beam expansion in a display device
WO2004109349A2 (en) * 2003-06-10 2004-12-16 Elop Electro-Optics Industries Ltd. Method and system for displaying an informative image against a background image
WO2006064301A1 (en) * 2004-12-13 2006-06-22 Nokia Corporation System and method for beam expansion with near focus in a display device
JP4655771B2 (en) * 2005-06-17 2011-03-23 ソニー株式会社 Optical device and virtual image display device
AU2008337292A1 (en) * 2007-12-18 2009-06-25 Bae Systems Plc Improvemements in or relating to display projectors
US8107023B2 (en) * 2007-12-18 2012-01-31 Bae Systems Plc Projection displays
WO2009127849A1 (en) * 2008-04-14 2009-10-22 Bae Systems Plc Improvements in or relating to waveguides
US8194325B2 (en) * 2009-06-30 2012-06-05 Nokia Corporation Optical apparatus and method
US9507150B1 (en) * 2011-09-30 2016-11-29 Rockwell Collins, Inc. Head up display (HUD) using a bent waveguide assembly
CN102402005B (en) * 2011-12-06 2015-11-25 北京理工大学 Bifocal-surface monocular stereo helmet-mounted display device with free-form surfaces
US8736963B2 (en) * 2012-03-21 2014-05-27 Microsoft Corporation Two-dimensional exit-pupil expansion
CN102928981B (en) * 2012-11-14 2016-08-03 中航华东光电有限公司 Optical system of holographic optical waveguide helmet display
WO2015076335A1 (en) * 2013-11-25 2015-05-28 シャープ株式会社 Light guide and head mounted display
CN107219628B (en) * 2013-11-27 2020-05-01 奇跃公司 Virtual and augmented reality systems and methods
JP6571110B2 (en) * 2014-07-18 2019-09-04 ビュージックス コーポレーションＶｕｚｉｘ Ｃｏｒｐｏｒａｔｉｏｎ Eyepiece display with self-emitting microdisplay engine
GB2529003B (en) * 2014-08-03 2020-08-26 Wave Optics Ltd Optical device
US10088675B1 (en) * 2015-05-18 2018-10-02 Rockwell Collins, Inc. Turning light pipe for a pupil expansion system and method
US9910276B2 (en) * 2015-06-30 2018-03-06 Microsoft Technology Licensing, Llc Diffractive optical elements with graded edges
JP6597196B2 (en) 2015-11-05 2019-10-30 セイコーエプソン株式会社 Virtual image display measures
US10359627B2 (en) * 2015-11-10 2019-07-23 Microsoft Technology Licensing, Llc Waveguide coatings or substrates to improve intensity distributions having adjacent planar optical component separate from an input, output, or intermediate coupler
JP6701559B2 (en) 2016-02-17 2020-05-27 株式会社リコー Light guide and virtual image display device
CN108700712B (en) * 2016-02-29 2020-10-13 奇跃公司 Virtual and augmented reality systems and methods
CN107632406A (en) * 2016-07-18 2018-01-26 北京灵犀微光科技有限公司 Holographical wave guide, augmented reality display system and display methods
CN107797287A (en) * 2017-11-28 2018-03-13 苏州苏大维格光电科技股份有限公司 Fiber waveguide eyeglass and display device

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20140140654A1 (en) * 2012-11-16 2014-05-22 Sbg Labs, Inc. Transparent waveguide display
US20170236463A1 (en) * 2016-02-11 2017-08-17 Oculus Vr, Llc Scanned microled array for waveguide display
WO2018065975A1 (en) * 2016-10-09 2018-04-12 Lumus Ltd Aperture multiplier using a rectangular waveguide
EP3574362A1 (en) * 2017-01-26 2019-12-04 Rockwell Collins, Inc. A head up display with an angled light pipe

Also Published As

Publication number Publication date
FI129306B (en) 2021-11-30
KR20200144539A (en) 2020-12-29
FI20185372A1 (en) 2019-10-20
JP7340530B2 (en) 2023-09-07
SG11202008161VA (en) 2020-09-29
CN111656258B (en) 2022-03-08
EP3729181A1 (en) 2020-10-28
CA3087604A1 (en) 2019-10-24
JP2021518924A (en) 2021-08-05
WO2019202205A1 (en) 2019-10-24
US20210364788A1 (en) 2021-11-25
CN111656258A (en) 2020-09-11

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